Vue.component('user-item', {
	props: ['user_item'],
	template: '#user-item'
});

Vue.component('row-item', {
	props: ['ismust', 'label', 'user_item'],
	template: '#row-item'
});

var save = new Vue({
	el: '#save_div',
	data: {
		user_item: {
			no : "a",
			name : "b",
			cname : "c",
		}
	}
});

save.write_value = function() {
	save.user_item.no = "id1";
	save.user_item.name = "name2";
	save.user_item.cname = "cname3";
}

save.read_value = function() {
	var text = "";
	for (i in save.user_item) {
		text += i + ":" + save.user_item[i] + ";";
	}
	document.getElementById("log").innerText = text;
}